diff options
Diffstat (limited to 'vendor/nix/src/net/if_.rs')
| -rw-r--r-- | vendor/nix/src/net/if_.rs | 469 |
1 files changed, 0 insertions, 469 deletions
diff --git a/vendor/nix/src/net/if_.rs b/vendor/nix/src/net/if_.rs deleted file mode 100644 index b2423bc67..000000000 --- a/vendor/nix/src/net/if_.rs +++ /dev/null @@ -1,469 +0,0 @@ -//! Network interface name resolution. -//! -//! Uses Linux and/or POSIX functions to resolve interface names like "eth0" -//! or "socan1" into device numbers. - -use crate::{Error, NixPath, Result}; -use libc::c_uint; - -/// Resolve an interface into a interface number. -pub fn if_nametoindex<P: ?Sized + NixPath>(name: &P) -> Result<c_uint> { - let if_index = name - .with_nix_path(|name| unsafe { libc::if_nametoindex(name.as_ptr()) })?; - - if if_index == 0 { - Err(Error::last()) - } else { - Ok(if_index) - } -} - -libc_bitflags!( - /// Standard interface flags, used by `getifaddrs` - pub struct InterfaceFlags: libc::c_int { - /// Interface is running. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_UP; - /// Valid broadcast address set. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_BROADCAST; - /// Internal debugging flag. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(not(target_os = "haiku"))] - IFF_DEBUG; - /// Interface is a loopback interface. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_LOOPBACK; - /// Interface is a point-to-point link. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_POINTOPOINT; - /// Avoid use of trailers. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", - target_os = "fuchsia", - target_os = "ios", - target_os = "linux", - target_os = "macos", - target_os = "netbsd", - target_os = "illumos", - target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NOTRAILERS; - /// Interface manages own routes. - #[cfg(any(target_os = "dragonfly"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_SMART; - /// Resources allocated. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", - target_os = "dragonfly", - target_os = "freebsd", - target_os = "fuchsia", - target_os = "illumos", - target_os = "ios", - target_os = "linux", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", - target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_RUNNING; - /// No arp protocol, L2 destination address not set. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_NOARP; - /// Interface is in promiscuous mode. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_PROMISC; - /// Receive all multicast packets. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_ALLMULTI; - /// Master of a load balancing bundle. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_MASTER; - /// transmission in progress, tx hardware queue is full - #[cfg(any(target_os = "freebsd", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", - target_os = "ios"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_OACTIVE; - /// Protocol code on board. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_INTELLIGENT; - /// Slave of a load balancing bundle. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_SLAVE; - /// Can't hear own transmissions. - #[cfg(any(target_os = "dragonfly", - target_os = "freebsd", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_SIMPLEX; - /// Supports multicast. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - IFF_MULTICAST; - /// Per link layer defined bit. - #[cfg(any(target_os = "dragonfly", - target_os = "freebsd", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", - target_os = "ios"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_LINK0; - /// Multicast using broadcast. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_MULTI_BCAST; - /// Is able to select media type via ifmap. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_PORTSEL; - /// Per link layer defined bit. - #[cfg(any(target_os = "dragonfly", - target_os = "freebsd", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", - target_os = "ios"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_LINK1; - /// Non-unique address. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_UNNUMBERED; - /// Auto media selection active. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_AUTOMEDIA; - /// Per link layer defined bit. - #[cfg(any(target_os = "dragonfly", - target_os = "freebsd", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", - target_os = "ios"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_LINK2; - /// Use alternate physical connection. - #[cfg(any(target_os = "dragonfly", - target_os = "freebsd", - target_os = "macos", - target_os = "ios"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_ALTPHYS; - /// DHCP controls interface. - #[cfg(any(target_os = "solaris", target_os = "illumos"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_DHCPRUNNING; - /// The addresses are lost when the interface goes down. (see - /// [`netdevice(7)`](https://man7.org/linux/man-pages/man7/netdevice.7.html)) - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_DYNAMIC; - /// Do not advertise. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_PRIVATE; - /// Driver signals L1 up. Volatile. - #[cfg(any(target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_LOWER_UP; - /// Interface is in polling mode. - #[cfg(any(target_os = "dragonfly"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_POLLING_COMPAT; - /// Unconfigurable using ioctl(2). - #[cfg(any(target_os = "freebsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_CANTCONFIG; - /// Do not transmit packets. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NOXMIT; - /// Driver signals dormant. Volatile. - #[cfg(any(target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_DORMANT; - /// User-requested promisc mode. - #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_PPROMISC; - /// Just on-link subnet. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NOLOCAL; - /// Echo sent packets. Volatile. - #[cfg(any(target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_ECHO; - /// User-requested monitor mode. - #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_MONITOR; - /// Address is deprecated. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_DEPRECATED; - /// Static ARP. - #[cfg(any(target_os = "dragonfly", target_os = "freebsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_STATICARP; - /// Address from stateless addrconf. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_ADDRCONF; - /// Interface is in polling mode. - #[cfg(any(target_os = "dragonfly"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NPOLLING; - /// Router on interface. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_ROUTER; - /// Interface is in polling mode. - #[cfg(any(target_os = "dragonfly"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_IDIRECT; - /// Interface is winding down - #[cfg(any(target_os = "freebsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_DYING; - /// No NUD on interface. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NONUD; - /// Interface is being renamed - #[cfg(any(target_os = "freebsd"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_RENAMING; - /// Anycast address. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_ANYCAST; - /// Don't exchange routing info. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NORTEXCH; - /// Do not provide packet information - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NO_PI as libc::c_int; - /// TUN device (no Ethernet headers) - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_TUN as libc::c_int; - /// TAP device - #[cfg(any(target_os = "android", target_os = "fuchsia", target_os = "linux"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_TAP as libc::c_int; - /// IPv4 interface. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_IPV4; - /// IPv6 interface. - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_IPV6; - /// in.mpathd test address - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_NOFAILOVER; - /// Interface has failed - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_FAILED; - /// Interface is a hot-spare - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_STANDBY; - /// Functioning but not used - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_INACTIVE; - /// Interface is offline - #[cfg(any(target_os = "illumos", target_os = "solaris"))] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_OFFLINE; - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_COS_ENABLED; - /// Prefer as source addr. - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_PREFERRED; - /// RFC3041 - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_TEMPORARY; - /// MTU set with SIOCSLIFMTU - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_FIXEDMTU; - /// Cannot send / receive packets - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_VIRTUAL; - /// Local address in use - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_DUPLICATE; - /// IPMP IP interface - #[cfg(target_os = "solaris")] - #[cfg_attr(docsrs, doc(cfg(all())))] - IFF_IPMP; - } -); - -#[cfg(any( - target_os = "dragonfly", - target_os = "freebsd", - target_os = "fuchsia", - target_os = "ios", - target_os = "linux", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", -))] -#[cfg_attr(docsrs, doc(cfg(all())))] -mod if_nameindex { - use super::*; - - use std::ffi::CStr; - use std::fmt; - use std::marker::PhantomData; - use std::ptr::NonNull; - - /// A network interface. Has a name like "eth0" or "wlp4s0" or "wlan0", as well as an index - /// (1, 2, 3, etc) that identifies it in the OS's networking stack. - #[allow(missing_copy_implementations)] - #[repr(transparent)] - pub struct Interface(libc::if_nameindex); - - impl Interface { - /// Obtain the index of this interface. - pub fn index(&self) -> c_uint { - self.0.if_index - } - - /// Obtain the name of this interface. - pub fn name(&self) -> &CStr { - unsafe { CStr::from_ptr(self.0.if_name) } - } - } - - impl fmt::Debug for Interface { - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - f.debug_struct("Interface") - .field("index", &self.index()) - .field("name", &self.name()) - .finish() - } - } - - /// A list of the network interfaces available on this system. Obtained from [`if_nameindex()`]. - pub struct Interfaces { - ptr: NonNull<libc::if_nameindex>, - } - - impl Interfaces { - /// Iterate over the interfaces in this list. - #[inline] - pub fn iter(&self) -> InterfacesIter<'_> { - self.into_iter() - } - - /// Convert this to a slice of interfaces. Note that the underlying interfaces list is - /// null-terminated, so calling this calculates the length. If random access isn't needed, - /// [`Interfaces::iter()`] should be used instead. - pub fn to_slice(&self) -> &[Interface] { - let ifs = self.ptr.as_ptr() as *const Interface; - let len = self.iter().count(); - unsafe { std::slice::from_raw_parts(ifs, len) } - } - } - - impl Drop for Interfaces { - fn drop(&mut self) { - unsafe { libc::if_freenameindex(self.ptr.as_ptr()) }; - } - } - - impl fmt::Debug for Interfaces { - fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { - self.to_slice().fmt(f) - } - } - - impl<'a> IntoIterator for &'a Interfaces { - type IntoIter = InterfacesIter<'a>; - type Item = &'a Interface; - #[inline] - fn into_iter(self) -> Self::IntoIter { - InterfacesIter { - ptr: self.ptr.as_ptr(), - _marker: PhantomData, - } - } - } - - /// An iterator over the interfaces in an [`Interfaces`]. - #[derive(Debug)] - pub struct InterfacesIter<'a> { - ptr: *const libc::if_nameindex, - _marker: PhantomData<&'a Interfaces>, - } - - impl<'a> Iterator for InterfacesIter<'a> { - type Item = &'a Interface; - #[inline] - fn next(&mut self) -> Option<Self::Item> { - unsafe { - if (*self.ptr).if_index == 0 { - None - } else { - let ret = &*(self.ptr as *const Interface); - self.ptr = self.ptr.add(1); - Some(ret) - } - } - } - } - - /// Retrieve a list of the network interfaces available on the local system. - /// - /// ``` - /// let interfaces = nix::net::if_::if_nameindex().unwrap(); - /// for iface in &interfaces { - /// println!("Interface #{} is called {}", iface.index(), iface.name().to_string_lossy()); - /// } - /// ``` - pub fn if_nameindex() -> Result<Interfaces> { - unsafe { - let ifs = libc::if_nameindex(); - let ptr = NonNull::new(ifs).ok_or_else(Error::last)?; - Ok(Interfaces { ptr }) - } - } -} -#[cfg(any( - target_os = "dragonfly", - target_os = "freebsd", - target_os = "fuchsia", - target_os = "ios", - target_os = "linux", - target_os = "macos", - target_os = "netbsd", - target_os = "openbsd", -))] -pub use if_nameindex::*; |